/* ============================================================
   媒见GEO · 首页样式 v4 — 参考图重构
   ============================================================ */

/* ========== Hero ========== */
.hero-ai {
  position: relative;
  min-height: 640px;
  overflow: hidden;
  color: var(--ink);
  padding: 88px 0 72px;
  isolation: isolate;
}

.hero-ai-bg {
  position: absolute;
  inset: 0;
  z-index: -2;
  background: linear-gradient(165deg, #f4f0ff 0%, #faf6fc 35%, #f0f6ff 70%, #f8f4ff 100%);
  overflow: hidden;
}

.hero-mesh {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(120, 110, 180, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(120, 110, 180, 0.08) 1px, transparent 1px);
  background-size: 44px 44px;
  mask-image: radial-gradient(ellipse 75% 70% at 50% 32%, black 15%, transparent 78%);
  -webkit-mask-image: radial-gradient(ellipse 75% 70% at 50% 32%, black 15%, transparent 78%);
  opacity: 0.9;
}

.hero-glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(48px);
  pointer-events: none;
}

.hero-glow.g1 {
  width: 520px; height: 520px;
  left: -12%; top: -18%;
  background: radial-gradient(circle, rgba(167, 139, 250, 0.65), rgba(167, 139, 250, 0) 70%);
}

.hero-glow.g2 {
  width: 460px; height: 460px;
  right: -14%; top: -8%;
  background: radial-gradient(circle, rgba(251, 146, 196, 0.55), rgba(251, 146, 196, 0) 70%);
}

.hero-glow.g3 {
  width: 560px; height: 360px;
  left: 22%; bottom: -22%;
  background: radial-gradient(circle, rgba(125, 211, 252, 0.5), rgba(125, 211, 252, 0) 70%);
}

.hero-glow.g4 {
  width: 380px; height: 380px;
  right: 18%; bottom: 8%;
  background: radial-gradient(circle, rgba(196, 181, 253, 0.45), rgba(196, 181, 253, 0) 70%);
}

.hero-orb {
  position: absolute;
  border-radius: 50%;
  border: 1px solid rgba(139, 109, 255, 0.18);
  background: radial-gradient(circle at 35% 30%, rgba(255, 255, 255, 0.55), rgba(255, 255, 255, 0.05) 55%, transparent 70%);
  pointer-events: none;
  animation: heroOrbFloat 9s ease-in-out infinite;
}

.hero-orb.o1 {
  width: 140px; height: 140px;
  left: 8%; top: 42%;
  opacity: 0.7;
}

.hero-orb.o2 {
  width: 90px; height: 90px;
  right: 10%; top: 38%;
  opacity: 0.55;
  animation-delay: -3.5s;
  animation-duration: 11s;
}

@keyframes heroOrbFloat {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-14px); }
}

.hero-ai-bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 30% 24% at 70% 55%, rgba(255, 255, 255, 0.55), transparent),
    radial-gradient(ellipse 24% 20% at 25% 60%, rgba(255, 255, 255, 0.4), transparent),
    radial-gradient(ellipse 50% 40% at 50% 0%, rgba(255, 255, 255, 0.35), transparent);
  pointer-events: none;
}

.hero-deco {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 0;
}

.hero-float {
  position: absolute;
  display: grid;
  place-items: center;
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid rgba(255, 255, 255, 0.85);
  border-radius: 18px;
  box-shadow: 0 12px 40px rgba(120, 110, 180, 0.12);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  animation: floatY 5.5s ease-in-out infinite;
}

.hero-float-sparkle {
  top: 14%;
  left: 8%;
  width: 64px;
  height: 64px;
  box-shadow: 0 12px 40px rgba(139, 109, 255, 0.22);
}

.hero-float-image {
  bottom: 22%;
  left: 10%;
  width: 58px;
  height: 58px;
  animation-delay: 1.2s;
}

.hero-float-code {
  top: 38%;
  right: 10%;
  width: 52px;
  height: 52px;
  color: #8B6DFF;
  font-weight: 700;
  font-size: 16px;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  opacity: 0.85;
  animation-delay: 0.6s;
}

.hero-float-wire {
  top: 12%;
  right: 7%;
  width: 120px;
  height: 88px;
  padding: 14px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  opacity: 0.55;
  animation-delay: 1.8s;
}

.wire-bar {
  height: 8px;
  border-radius: 4px;
  background: linear-gradient(90deg, #c4b5fd, #f0abfc);
  width: 70%;
}

.wire-row {
  display: flex;
  gap: 6px;
}

.wire-row span {
  flex: 1;
  height: 18px;
  border-radius: 6px;
  background: rgba(139, 109, 255, 0.12);
}

@keyframes floatY {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

.hero-ai-inner {
  position: relative;
  z-index: 1;
  text-align: center;
}

.hero-ai-title {
  margin: 0 0 20px;
  font-size: clamp(32px, 4.5vw, 54px);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.03em;
}

.hero-ai-title .grad {
  background: linear-gradient(100deg, #ff6da3 0%, #c66dff 45%, #7c6dff 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero-ai-sub {
  max-width: 720px;
  margin: 0 auto 32px;
  font-size: 15px;
  line-height: 1.85;
  color: #3d3d5c;
}

.hero-ai-ctas {
  display: flex;
  gap: 14px;
  justify-content: center;
  align-items: center;
  margin-bottom: 56px;
  flex-wrap: wrap;
}

.cta-primary-grad {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  height: 52px;
  padding: 0 12px 0 28px;
  border-radius: 999px;
  font-size: 15px;
  font-weight: 600;
  color: #fff;
  background: linear-gradient(100deg, #7eb6ff 0%, #b08cff 50%, #f0a0d0 100%);
  box-shadow: 0 10px 28px rgba(160, 130, 255, 0.35);
  border: none;
  cursor: pointer;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
  font-family: inherit;
  text-decoration: none;
}

.cta-primary-grad:hover {
  transform: translateY(-2px);
  box-shadow: 0 16px 36px rgba(160, 130, 255, 0.45);
}

.cta-arrow-circle {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: #fff;
  color: #e88ac7;
  display: grid;
  place-items: center;
  flex-shrink: 0;
}

.cta-outline {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  height: 52px;
  padding: 0 28px;
  border-radius: 999px;
  font-size: 15px;
  font-weight: 600;
  color: var(--ink);
  background: rgba(255, 255, 255, 0.85);
  border: 1px solid rgba(120, 110, 180, 0.18);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  cursor: pointer;
  transition: all 0.25s ease;
}

.cta-outline:hover {
  background: #fff;
  border-color: rgba(79, 107, 255, 0.45);
}

.hero-platform-line {
  margin: 0;
  text-align: center;
  font-size: 14px;
  color: #3d3d5c;
}

.hero-platform-line strong {
  color: #6b3fa0;
  font-weight: 700;
}

.hero-logo-block {
  margin-top: 22px;
  max-width: 860px;
  margin-inline: auto;
}

.hero-logo-row {
  display: grid;
  grid-template-columns: repeat(7, minmax(0, 1fr));
  gap: 12px;
}

.hero-logo-row-intl {
  grid-template-columns: repeat(6, minmax(0, 1fr));
  max-width: 720px;
  margin-inline: auto;
}

.hero-logo-label {
  margin: 18px 0 12px;
  text-align: center;
  font-size: 12px;
  font-weight: 650;
  letter-spacing: 0.08em;
  color: #7a7898;
  text-transform: uppercase;
}

.logo-chip {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-width: 0;
  padding: 14px 8px 12px;
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid rgba(120, 110, 180, 0.12);
  border-radius: 16px;
  box-shadow: 0 8px 22px rgba(80, 70, 140, 0.09);
  backdrop-filter: blur(10px);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.logo-chip:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 28px rgba(80, 70, 140, 0.15);
}

.logo-chip .logo-mark {
  width: 40px;
  height: 40px;
  display: grid;
  place-items: center;
  flex-shrink: 0;
}

.logo-chip .logo-mark img,
.logo-chip > img {
  width: 36px;
  height: 36px;
  object-fit: contain;
  object-position: center;
  display: block;
}

/* 豆包 / 元宝均为圆形头像底 */
.logo-chip .logo-mark img[alt="豆包"],
.logo-chip .logo-mark img[alt="腾讯元宝"] {
  border-radius: 50%;
}

.fm-eng img[alt="豆包"],
.fm-eng img[alt="腾讯元宝"],
.fm-cite-name img[src*="doubao"],
.fm-cite-name img[src*="yuanbao"],
.ai-menu-item img[src*="doubao"],
.ai-menu-item img[src*="yuanbao"],
.etag img[src*="doubao"],
.etag img[src*="yuanbao"] {
  border-radius: 50%;
}

.logo-chip span {
  font-size: 11px;
  font-weight: 600;
  color: #3d3d5c;
  white-space: nowrap;
  line-height: 1.2;
  text-align: center;
  max-width: 100%;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* ========== Why GEO ========== */
.why-ai {
  position: relative;
  padding: 100px 0;
  background: #fff;
  overflow: hidden;
}

.why-ai-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 50% 40% at 15% 0%, rgba(186, 160, 255, 0.18), transparent 60%),
    radial-gradient(ellipse 45% 35% at 90% 10%, rgba(255, 180, 210, 0.16), transparent 55%),
    linear-gradient(180deg, #fbfaff 0%, #fff 45%);
  pointer-events: none;
}

.why-ai .container { position: relative; z-index: 1; }

.why-ai-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 56px;
}

.why-card {
  position: relative;
  border-radius: 28px;
  padding: 32px 28px 0;
  min-height: 480px;
  overflow: hidden;
  color: #fff;
  display: flex;
  flex-direction: column;
  transition: transform 0.4s cubic-bezier(0.22, 1, 0.36, 1);
}

.why-card:hover { transform: translateY(-8px); }

.why-card h3 {
  margin: 0 0 12px;
  font-size: 26px;
  font-weight: 700;
  color: #fff;
}

.why-card > p {
  margin: 0 0 20px;
  font-size: 14px;
  line-height: 1.7;
  opacity: 0.92;
}

.why-card.purple { background: #7B61FF; }
.why-card.orange { background: #F9A825; }
.why-card.pink { background: #E91E63; }

.why-card-visual {
  margin: auto -8px 0;
  position: relative;
  height: 280px;
  display: flex;
  align-items: flex-end;
  justify-content: center;
}

.why-illu {
  position: relative;
  width: 100%;
  height: 100%;
  display: flex;
  align-items: flex-end;
  justify-content: center;
}

/* Search illu */
.search-sheet {
  position: absolute;
  left: 6%;
  bottom: 20px;
  width: 58%;
  background: rgba(255, 255, 255, 0.96);
  border-radius: 14px;
  padding: 14px;
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.18);
  color: #1a1a2e;
  text-align: left;
}

.ss-head {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 10px;
  font-size: 11px;
  font-weight: 700;
  color: #334155;
}

.ss-head img {
  width: 18px;
  height: 18px;
  object-fit: contain;
}

.ss-q {
  font-size: 11px;
  font-weight: 600;
  line-height: 1.4;
  margin-bottom: 6px;
  color: #0f172a;
}

.ss-a {
  font-size: 10px;
  color: #64748b;
  line-height: 1.4;
}

.search-list {
  position: absolute;
  right: 5%;
  bottom: 40px;
  width: 52%;
  background: #fff;
  border-radius: 14px;
  padding: 10px 12px;
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.22);
  z-index: 2;
  color: #1a1a2e;
  text-align: left;
}

.sl-row {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 7px 0;
  border-bottom: 1px solid #f1f5f9;
  font-size: 11px;
}

.sl-row:last-child { border-bottom: none; }

.sl-num {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: #4F6BFF;
  color: #fff;
  font-size: 11px;
  font-weight: 700;
  display: grid;
  place-items: center;
  flex-shrink: 0;
}

.sl-row strong {
  flex: 1;
  font-weight: 700;
  color: #0f172a;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.sl-row em {
  font-style: normal;
  font-size: 10px;
  color: #94a3b8;
  flex-shrink: 0;
}

.why-badge {
  position: absolute;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  z-index: 3;
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.2);
}

.why-badge.magnifier {
  top: 28px;
  left: 18%;
  background: #4F6BFF;
}

.why-badge.target {
  top: 56px;
  right: 14%;
  background: rgba(255, 255, 255, 0.25);
  border: 1px solid rgba(255, 255, 255, 0.5);
}

/* Cost illu */
.article-sheet {
  position: absolute;
  left: 6%;
  bottom: 20px;
  width: 48%;
  background: #fff;
  border-radius: 14px;
  padding: 12px;
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.18);
  text-align: left;
  color: #1a1a2e;
}

.as-img {
  height: 64px;
  border-radius: 8px;
  background: linear-gradient(135deg, #fde68a, #fbbf24);
  margin-bottom: 10px;
}

.as-title {
  font-size: 12px;
  font-weight: 700;
  margin-bottom: 8px;
  line-height: 1.35;
}

.as-line {
  height: 7px;
  border-radius: 4px;
  background: #ebebef;
  margin-bottom: 8px;
}

.as-line.mid { width: 80%; }
.as-line.short { width: 55%; }

.ai-menu {
  position: absolute;
  right: 5%;
  bottom: 28px;
  width: 46%;
  height: 200px;
  background: #1a1a22;
  border-radius: 14px;
  padding: 10px 8px;
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.28);
  z-index: 2;
  overflow: hidden;
}

.ai-menu-track {
  display: flex;
  flex-direction: column;
  gap: 4px;
  animation: aiMenuScroll 14s linear infinite;
}

.ai-menu:hover .ai-menu-track {
  animation-play-state: paused;
}

@keyframes aiMenuScroll {
  from { transform: translateY(0); }
  to { transform: translateY(-40%); }
}

.ai-menu-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 11px;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.92);
  padding: 6px 8px;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.04);
}

.ai-menu-item img {
  width: 20px;
  height: 20px;
  border-radius: 6px;
  object-fit: contain;
  background: #fff;
  flex-shrink: 0;
}

/* Chat illu */
.chat-sheet {
  position: absolute;
  left: 8%;
  right: 12%;
  bottom: 28px;
  height: 78%;
  background: #fff;
  border-radius: 16px;
  display: flex;
  overflow: hidden;
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.2);
}

.chat-side {
  width: 44px;
  background: #f3f4f8;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  padding-top: 12px;
}

.chat-side-logo {
  width: 24px;
  height: 24px;
  object-fit: contain;
  border-radius: 6px;
  background: #fff;
  padding: 2px;
}

.chat-side span {
  width: 20px;
  height: 20px;
  border-radius: 6px;
  background: #d8dbe6;
}

.chat-main {
  flex: 1;
  padding: 12px 14px;
  min-width: 0;
}

.chat-brand {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 10px;
  font-size: 11px;
  font-weight: 700;
  color: #334155;
}

.chat-brand img {
  width: 16px;
  height: 16px;
  object-fit: contain;
}

.chat-bubble {
  background: #f7f7fb;
  border-radius: 12px;
  padding: 12px;
  font-size: 11px;
  color: #333;
  text-align: left;
}

.chat-bubble p {
  margin: 0 0 8px;
  opacity: 0.7;
}

.chat-bubble ul {
  margin: 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.chat-bubble li {
  padding: 6px 8px;
  background: #fff;
  border-radius: 6px;
  border: 1px solid #eee;
}

.chat-bubble mark {
  background: rgba(233, 30, 99, 0.12);
  color: #c2185b;
  border-radius: 3px;
  padding: 0 3px;
}

.why-emoji {
  position: absolute;
  right: 4%;
  bottom: 40%;
  font-size: 42px;
  filter: drop-shadow(0 8px 16px rgba(0, 0, 0, 0.2));
  z-index: 3;
  animation: floatY 4s ease-in-out infinite;
}

/* ========== AI Monitor ========== */
.ai-monitor {
  padding: 100px 0;
  background: #fff;
}

.monitor-card {
  position: relative;
  background: linear-gradient(168deg, #0c0c24 0%, #161338 50%, #1f1554 100%);
  border-radius: 32px;
  padding: 52px 56px;
  color: #fff;
  overflow: hidden;
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  gap: 40px;
  align-items: center;
  box-shadow: 0 40px 80px rgba(20, 15, 50, 0.4);
}

.monitor-card::before {
  content: "";
  position: absolute;
  top: -45%;
  right: -15%;
  width: 560px;
  height: 560px;
  background: radial-gradient(circle, rgba(110, 124, 255, 0.28), transparent 60%);
  pointer-events: none;
}

.monitor-card::after {
  content: "";
  position: absolute;
  bottom: -45%;
  left: -10%;
  width: 480px;
  height: 480px;
  background: radial-gradient(circle, rgba(182, 109, 255, 0.18), transparent 60%);
  pointer-events: none;
}

.monitor-left,
.monitor-right {
  position: relative;
  z-index: 1;
}

.monitor-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: linear-gradient(135deg, #7c3aed, #a78bfa);
  display: grid;
  place-items: center;
  margin-bottom: 22px;
}

.monitor-left h2 {
  margin: 0 0 10px;
  font-size: 30px;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.monitor-left h3 {
  margin: 0 0 16px;
  font-size: 17px;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.88);
}

.monitor-left p.lead {
  margin: 0 0 22px;
  font-size: 14px;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.72);
}

.monitor-bullets {
  list-style: none;
  margin: 0 0 24px;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.monitor-bullets li {
  display: flex;
  gap: 10px;
  font-size: 13.5px;
  color: rgba(255, 255, 255, 0.88);
  line-height: 1.65;
}

.monitor-bullets li::before {
  content: "✓";
  color: #c4b5fd;
  font-weight: 700;
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  display: grid;
  place-items: center;
  background: rgba(167, 139, 250, 0.2);
  border-radius: 50%;
  font-size: 11px;
  margin-top: 1px;
}

.monitor-quote {
  margin: 0;
  font-size: 13px;
  font-style: italic;
  color: rgba(255, 255, 255, 0.55);
}

.mon-logos {
  display: flex;
  justify-content: center;
  gap: 10px;
  margin-bottom: 16px;
}

.mon-logos img {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: #fff;
  padding: 5px;
  object-fit: contain;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.mon-agent {
  background: rgba(230, 232, 240, 0.95);
  border-radius: 16px;
  padding: 16px 18px;
  color: #1a1a2e;
  margin-bottom: 18px;
}

.mon-agent-label {
  font-size: 11px;
  font-weight: 700;
  color: #6b7280;
}

.mon-agent-q {
  margin: 8px 0 12px;
  text-align: center;
  font-size: 14px;
  font-weight: 600;
  color: #1a1a2e;
}

.mon-agent-input {
  display: flex;
  align-items: center;
  gap: 10px;
  background: #fff;
  border: 1.5px solid #8B6DFF;
  border-radius: 999px;
  padding: 8px 8px 8px 16px;
  font-size: 12px;
  color: #555;
}

.mon-agent-input span {
  flex: 1;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.mon-agent-input button {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  border: none;
  background: #8B6DFF;
  display: grid;
  place-items: center;
  cursor: default;
  flex-shrink: 0;
}

.mon-stack {
  position: relative;
  min-height: 280px;
}

.mon-card-cite {
  background: #2a1f55;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 16px;
  padding: 16px;
  width: 72%;
  position: relative;
  z-index: 1;
}

.mon-card-cite h4 {
  margin: 0 0 12px;
  font-size: 13px;
  font-weight: 700;
}

.cite-row {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 8px;
  font-size: 11px;
}

.cite-row span { width: 56px; color: rgba(255, 255, 255, 0.7); }
.cite-row em { font-style: normal; width: 72px; text-align: right; font-size: 10px; color: rgba(255, 255, 255, 0.8); }

.cite-bar {
  flex: 1;
  height: 6px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 999px;
  overflow: hidden;
}

.cite-bar i {
  display: block;
  height: 100%;
  background: linear-gradient(90deg, #8B6DFF, #c4b5fd);
  border-radius: 999px;
}

.cite-bar.green i { background: linear-gradient(90deg, #22c55e, #86efac); }
.cite-bar.light i { background: linear-gradient(90deg, #a78bfa, #e9d5ff); }

.cite-trend {
  margin-top: 12px;
  padding-top: 10px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.cite-trend > span {
  font-size: 11px;
  color: rgba(255, 255, 255, 0.6);
}

.cite-bars {
  display: flex;
  align-items: flex-end;
  gap: 6px;
  height: 40px;
  margin-top: 8px;
}

.cite-bars i {
  flex: 1;
  background: linear-gradient(180deg, #a78bfa, #6d28d9);
  border-radius: 3px 3px 0 0;
  opacity: 0.85;
}

.mon-card-vis {
  position: absolute;
  right: 0;
  top: 36px;
  width: 58%;
  background: linear-gradient(160deg, #eef6ff 0%, #f8fbff 100%);
  border-radius: 16px;
  padding: 16px;
  color: #1a1a2e;
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.25);
  z-index: 2;
}

.mon-card-vis h4 {
  margin: 0 0 12px;
  font-size: 13px;
  font-weight: 700;
}

.vis-metrics {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin-bottom: 12px;
}

.vis-metrics div {
  background: rgba(34, 197, 94, 0.08);
  border-radius: 8px;
  padding: 8px;
  text-align: center;
}

.vis-metrics strong {
  display: block;
  font-size: 16px;
  color: #16a34a;
  line-height: 1.2;
}

.vis-metrics span {
  font-size: 10px;
  color: #6b7280;
}

.vis-chart span {
  font-size: 11px;
  color: #6b7280;
}

.vis-chart svg {
  width: 100%;
  height: 48px;
  margin-top: 4px;
  display: block;
}

.vis-spark {
  position: absolute;
  top: 12px;
  right: 14px;
  color: #c084fc;
  font-size: 14px;
}

/* ========== Feature blocks ========== */
.feature-block {
  padding: 100px 0;
}

.feature-block.alt-mint {
  background: linear-gradient(180deg, #e8faf6 0%, #d5f5ee 100%);
}

.feature-block.alt-sky {
  background: linear-gradient(180deg, #e8f3ff 0%, #d6eaff 100%);
}

.feature-block.alt-peach {
  background: linear-gradient(180deg, #fff9f0 0%, #fff1e0 100%);
}

.feature-block.alt-cream {
  background: linear-gradient(180deg, #faf5ff 0%, #f3e8ff 100%);
}

.feature-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}

.feature-grid.reverse .feature-copy { order: 2; }
.feature-grid.reverse .feature-visual { order: 1; }

.feature-icon-box {
  width: 56px;
  height: 56px;
  border-radius: 14px;
  display: grid;
  place-items: center;
  margin-bottom: 24px;
}

.feature-icon-box.mint { background: linear-gradient(135deg, #0d9488, #14b8a6); }
.feature-icon-box.sky { background: linear-gradient(135deg, #0084FF, #38bdf8); }
.feature-icon-box.peach { background: linear-gradient(135deg, #f97316, #fb923c); }
.feature-icon-box.purple { background: linear-gradient(135deg, #615ced, #8b6dff); }

.feature-copy h2 {
  margin: 0 0 12px;
  font-size: 32px;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--ink);
}

.feature-copy h3 {
  margin: 0 0 18px;
  font-size: 18px;
  font-weight: 600;
  color: #3d3d5c;
}

.feature-copy > p {
  margin: 0 0 22px;
  font-size: 15px;
  line-height: 1.8;
  color: #4a4a6a;
}

.feature-list {
  list-style: none;
  margin: 0 0 24px;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.feature-list li {
  display: flex;
  gap: 10px;
  font-size: 14px;
  color: var(--ink-2);
  line-height: 1.6;
}

.feature-list li::before {
  content: "";
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  background-image: url("data:image/svg+xml,%3Csvg width='18' height='18' viewBox='0 0 18 18' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Ccircle cx='9' cy='9' r='9' fill='%234F6BFF' fill-opacity='0.15'/%3E%3Cpath d='M5 9L8 12L13 6' stroke='%234F6BFF' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-size: contain;
  margin-top: 1px;
}

.feature-quote {
  margin: 0;
  font-size: 13px;
  font-style: italic;
  color: #6a6a8a;
}

.feature-visual {
  position: relative;
  min-height: 420px;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Content mockup */
.mock-content {
  position: relative;
  width: 100%;
  max-width: 440px;
  min-height: 400px;
}

.mock-files {
  position: absolute;
  top: 0;
  right: 8%;
  display: flex;
  gap: 8px;
  z-index: 3;
}

.mf {
  padding: 6px 10px;
  border-radius: 8px;
  font-size: 11px;
  font-weight: 700;
  color: #fff;
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.12);
}

.mf.pdf { background: #ef4444; }
.mf.docx { background: #3b82f6; }
.mf.ppt { background: #f97316; }

.mock-config {
  position: relative;
  background: #fff;
  border-radius: 16px;
  padding: 20px;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.1);
  z-index: 1;
  margin-top: 36px;
}

.mock-config-head {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
  font-size: 14px;
  font-weight: 600;
  color: #7c3aed;
}

.ai-pill {
  width: 28px;
  height: 28px;
  border-radius: 8px;
  background: linear-gradient(135deg, #8B6DFF, #c084fc);
  color: #fff;
  font-size: 11px;
  font-weight: 700;
  display: grid;
  place-items: center;
}

.mock-config dl {
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.mock-config dl > div {
  display: grid;
  grid-template-columns: 100px 1fr;
  gap: 8px;
  font-size: 12px;
}

.mock-config dt {
  color: #9aa3b8;
  font-weight: 500;
}

.mock-config dd {
  margin: 0;
  color: #334155;
  font-weight: 500;
}

.mock-output {
  position: absolute;
  right: -4%;
  bottom: -8px;
  width: 72%;
  background: linear-gradient(145deg, #d1fae5 0%, #cffafe 100%);
  border-radius: 14px;
  padding: 16px;
  box-shadow: 0 16px 40px rgba(13, 148, 136, 0.18);
  z-index: 2;
}

.mock-output h4 {
  margin: 0 0 8px;
  font-size: 13px;
  font-weight: 700;
  color: #134e4a;
  line-height: 1.4;
}

.mock-output p {
  margin: 0 0 10px;
  font-size: 11px;
  line-height: 1.6;
  color: #334155;
}

.mock-output-img {
  width: 48px;
  height: 40px;
  border-radius: 8px;
  background: rgba(13, 148, 136, 0.12);
  display: grid;
  place-items: center;
}

/* Distribution mockup */
.mock-dist {
  position: relative;
  width: 100%;
  max-width: 460px;
  min-height: 400px;
}

.dist-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: flex-end;
  margin-bottom: 16px;
}

.dist-pills span {
  background: #fff;
  border-radius: 999px;
  padding: 6px 12px;
  font-size: 12px;
  font-weight: 600;
  color: #334155;
  box-shadow: 0 4px 12px rgba(0, 100, 200, 0.08);
}

.dist-panel {
  background: #fff;
  border-radius: 18px;
  padding: 20px;
  box-shadow: 0 20px 50px rgba(0, 80, 180, 0.12);
  position: relative;
  z-index: 1;
  max-width: 340px;
}

.dist-panel-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
}

.brand-mini {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 700;
  font-size: 14px;
}

.brand-mini i {
  width: 22px;
  height: 22px;
  border-radius: 6px;
  background: linear-gradient(135deg, #4F6BFF, #8B6DFF);
  display: block;
}

.dist-status {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  color: #64748b;
}

.dist-status i {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #22c55e;
  box-shadow: 0 0 0 3px rgba(34, 197, 94, 0.2);
}

.dist-progress {
  height: 6px;
  background: #eef2ff;
  border-radius: 999px;
  overflow: hidden;
  margin-bottom: 14px;
}

.dist-progress div {
  height: 100%;
  background: linear-gradient(90deg, #0084FF, #38bdf8);
  border-radius: 999px;
}

.dist-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 6px;
  margin-bottom: 14px;
}

.dist-stats div {
  background: #f8fafc;
  border-radius: 8px;
  padding: 8px 4px;
  text-align: center;
}

.dist-stats em {
  display: block;
  font-style: normal;
  font-weight: 700;
  font-size: 14px;
  color: #0084FF;
}

.dist-stats .ok em { color: #16a34a; }
.dist-stats .bad em { color: #ef4444; }

.dist-stats span {
  font-size: 10px;
  color: #94a3b8;
}

.dist-logs h5 {
  margin: 0 0 8px;
  font-size: 12px;
  color: #64748b;
}

.dist-log {
  display: flex;
  gap: 10px;
  font-size: 12px;
  padding: 6px 0;
  border-bottom: 1px solid #f1f5f9;
  color: #475569;
}

.dist-log time { color: #94a3b8; font-variant-numeric: tabular-nums; }
.dist-log .ok { color: #16a34a; }

.dist-monitor {
  position: absolute;
  right: 0;
  bottom: 40px;
  width: 100px;
  height: 80px;
  background: linear-gradient(145deg, #38bdf8, #0084FF);
  border-radius: 12px;
  display: grid;
  place-items: center;
  box-shadow: 0 16px 32px rgba(0, 132, 255, 0.3);
  z-index: 2;
}

.dm-screen {
  width: 70%;
  height: 55%;
  background: rgba(255, 255, 255, 0.25);
  border-radius: 6px;
  display: grid;
  place-items: center;
  font-size: 22px;
  color: #fff;
}

/* Optimize mockup */
.mock-opt {
  position: relative;
  width: 100%;
  max-width: 460px;
  min-height: 420px;
}

.opt-card {
  border-radius: 16px;
  box-shadow: 0 12px 36px rgba(0, 0, 0, 0.08);
}

.opt-back {
  position: absolute;
  top: 0;
  left: 0;
  width: 78%;
  background: #fff;
  padding: 18px;
  z-index: 1;
}

.opt-back h4 {
  margin: 0 0 12px;
  font-size: 14px;
  font-weight: 700;
}

.opt-field {
  margin-bottom: 10px;
}

.opt-field label {
  display: inline-block;
  font-size: 11px;
  color: #94a3b8;
  background: #f1f5f9;
  padding: 2px 8px;
  border-radius: 999px;
  margin-bottom: 4px;
}

.opt-field p {
  margin: 0;
  font-size: 12px;
  color: #334155;
  line-height: 1.5;
}

.opt-mid {
  position: absolute;
  top: 90px;
  right: 0;
  width: 70%;
  background: rgba(237, 231, 246, 0.92);
  backdrop-filter: blur(10px);
  padding: 16px;
  z-index: 2;
}

.opt-mid h5 {
  margin: 0 0 8px;
  font-size: 12px;
  font-weight: 700;
  color: #5b21b6;
}

.opt-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 12px;
}

.opt-tags span {
  background: rgba(59, 130, 246, 0.12);
  color: #2563eb;
  font-size: 11px;
  padding: 4px 10px;
  border-radius: 999px;
  font-weight: 500;
}

.opt-mid ol {
  margin: 0;
  padding-left: 18px;
  font-size: 11.5px;
  color: #334155;
  line-height: 1.7;
}

.opt-front {
  position: absolute;
  top: 200px;
  left: 4%;
  width: 92%;
  background: #fff;
  padding: 0 0 12px;
  z-index: 3;
  overflow: hidden;
}

.opt-front-head {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 16px;
  background: #ede7f6;
  font-size: 13px;
  font-weight: 700;
  color: #5b21b6;
}

.opt-ico {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: #fff;
  display: grid;
  place-items: center;
}

.opt-sparks {
  margin-left: auto;
  color: #c084fc;
  font-size: 12px;
  letter-spacing: 4px;
}

.opt-metrics {
  display: flex;
  gap: 16px;
  padding: 12px 16px;
  border-bottom: 1px solid #f1f5f9;
}

.opt-metrics em {
  display: block;
  font-style: normal;
  font-weight: 800;
  font-size: 18px;
  color: #2563eb;
  line-height: 1.2;
}

.opt-metrics span {
  font-size: 11px;
  color: #94a3b8;
}

.opt-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 11px;
}

.opt-table th {
  text-align: left;
  padding: 8px 10px;
  color: #94a3b8;
  font-weight: 600;
  border-bottom: 1px solid #f1f5f9;
}

.opt-table td {
  padding: 8px 10px;
  color: #334155;
  border-bottom: 1px solid #f8fafc;
  vertical-align: middle;
}

.etag {
  display: inline-block;
  background: #eef2ff;
  color: #4F6BFF;
  padding: 2px 6px;
  border-radius: 4px;
  font-size: 10px;
  margin-right: 3px;
}

.opt-table .yes { color: #16a34a; font-weight: 700; text-align: center; }
.opt-table .no { color: #ef4444; font-weight: 700; text-align: center; }

/* Learn mockup */
.mock-learn {
  width: 100%;
  max-width: 380px;
}

.learn-card {
  background: #fff;
  border-radius: 20px;
  padding: 28px;
  box-shadow: 0 20px 50px rgba(100, 60, 200, 0.12);
}

.learn-card h4 {
  margin: 0 0 18px;
  font-size: 18px;
  font-weight: 700;
}

.learn-card ul {
  list-style: none;
  margin: 0 0 20px;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.learn-card li {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 12px;
  border-radius: 10px;
  font-size: 13px;
  color: #475569;
  background: #f8f9ff;
}

.learn-card li.active {
  background: linear-gradient(90deg, rgba(79, 107, 255, 0.1), rgba(182, 109, 255, 0.1));
  color: #4F6BFF;
  font-weight: 600;
}

.learn-card li span {
  width: 28px;
  height: 28px;
  border-radius: 8px;
  background: #fff;
  display: grid;
  place-items: center;
  font-size: 11px;
  font-weight: 700;
  color: #8B6DFF;
  flex-shrink: 0;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.05);
}

.learn-progress {
  height: 6px;
  background: #eef2ff;
  border-radius: 999px;
  overflow: hidden;
  margin-bottom: 8px;
}

.learn-progress i {
  display: block;
  height: 100%;
  background: linear-gradient(90deg, #4F6BFF, #b66dff);
  border-radius: 999px;
}

.learn-card > p {
  margin: 0;
  font-size: 12px;
  color: #94a3b8;
}

/* ========== PK ========== */
.pk-section {
  padding: 100px 0;
  background: #fff;
}

.pk-grid {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 28px;
  margin-top: 56px;
  align-items: stretch;
  position: relative;
}

.pk-side {
  border-radius: 28px;
  padding: 40px 36px;
  display: flex;
  flex-direction: column;
  gap: 22px;
}

.pk-side.left {
  border: 1px solid rgba(0, 0, 0, 0.06);
  background: #fff;
}

.pk-side.right {
  background: linear-gradient(135deg, #fff9f0 0%, #f3e5f5 100%);
  border: 1px solid rgba(156, 39, 176, 0.12);
  box-shadow: 0 20px 60px rgba(156, 39, 176, 0.08);
}

.pk-item {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  font-size: 14px;
  line-height: 1.65;
  color: var(--ink-2);
}

.pk-item .marker {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-size: 13px;
  flex-shrink: 0;
  margin-top: 0;
}

.pk-side.left .pk-item .marker {
  background: #FCE4EC;
  color: #F06292;
}

.pk-side.right .pk-item .marker {
  background: #EDE7F6;
  color: #7E57C2;
}

.pk-side .footer-cta {
  margin-top: auto;
  padding-top: 12px;
  font-size: 15px;
  font-weight: 700;
  color: var(--ink);
}

.pk-mid {
  display: grid;
  place-items: center;
  z-index: 2;
}

.pk-badge {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: linear-gradient(135deg, #9C27B0, #FF4081);
  color: #fff;
  display: grid;
  place-items: center;
  font-weight: 800;
  font-size: 18px;
  font-style: italic;
  letter-spacing: 0.04em;
  box-shadow: 0 10px 30px rgba(156, 39, 176, 0.4);
}

/* ========== Audience ========== */
.audience {
  padding: 100px 0;
  background: #0a051a;
  color: #fff;
  position: relative;
  overflow: hidden;
}

.audience::before {
  content: "";
  position: absolute;
  bottom: -20%;
  left: -5%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(236, 72, 153, 0.28), transparent 60%);
  pointer-events: none;
}

.audience::after {
  content: "";
  position: absolute;
  top: -10%;
  right: -5%;
  width: 520px;
  height: 520px;
  background: radial-gradient(circle, rgba(79, 70, 229, 0.35), transparent 60%);
  pointer-events: none;
}

.audience .container { position: relative; z-index: 1; }
.audience .sec-title { color: #fff; }
.audience .sec-sub { color: rgba(255, 255, 255, 0.65); }

.audience-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-top: 56px;
}

.audience-card {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 20px;
  padding: 32px 22px;
  text-align: center;
  transition: transform 0.3s ease, background 0.3s ease, border-color 0.3s ease;
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
}

.audience-card:hover {
  transform: translateY(-6px);
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.16);
}

.audience-card-icon {
  width: 56px;
  height: 56px;
  border-radius: 16px;
  display: grid;
  place-items: center;
  margin: 0 auto 20px;
}

.audience-card-icon.b1 { background: linear-gradient(135deg, #38bdf8, #22d3ee); }
.audience-card-icon.b2 { background: linear-gradient(135deg, #a78bfa, #fb923c); }
.audience-card-icon.b3 { background: linear-gradient(135deg, #2dd4bf, #3b82f6); }
.audience-card-icon.b4 { background: linear-gradient(135deg, #f472b6, #ef4444); }

.audience-card h3 {
  margin: 0 0 12px;
  font-size: 17px;
  font-weight: 700;
  color: #fff;
}

.audience-card p {
  margin: 0;
  font-size: 13px;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.62);
}

/* ========== FAQ ========== */
.faq {
  padding: 100px 0;
  background: #fff;
}

.faq-list {
  max-width: 880px;
  margin: 56px auto 0;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.faq-item {
  border: none;
  border-radius: 16px;
  background: #F5F6FA;
  overflow: hidden;
  transition: background 0.25s ease;
}

.faq-item[open],
.faq-item.open {
  background: #F0F1F8;
}

.faq-q {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 22px 28px;
  background: transparent;
  border: none;
  cursor: pointer;
  font-size: 16px;
  font-weight: 600;
  color: var(--ink);
  text-align: left;
  font-family: inherit;
  list-style: none;
}

.faq-q::-webkit-details-marker { display: none; }

.faq-arrow {
  width: 24px;
  height: 24px;
  flex-shrink: 0;
  display: grid;
  place-items: center;
  color: #6a6a8a;
  transition: transform 0.3s ease;
  font-size: 18px;
}

.faq-item[open] .faq-arrow,
.faq-item.open .faq-arrow {
  transform: rotate(180deg);
  color: #4F6BFF;
}

.faq-a {
  overflow: hidden;
}

.faq-a-inner {
  padding: 0 28px 24px;
  font-size: 14px;
  line-height: 1.8;
  color: #4a4a6a;
}

/* ========== CTA / Contact Band ========== */
.cta-band {
  padding: 80px 0;
  background: linear-gradient(135deg, #4F6BFF 0%, #615ced 50%, #b66dff 100%);
  color: #fff;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-band::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 30% 50%, rgba(255, 255, 255, 0.15), transparent 50%);
}

.cta-band-inner {
  position: relative;
  z-index: 1;
}

.cta-band h2 {
  margin: 0 0 16px;
  font-size: clamp(28px, 3.5vw, 40px);
  font-weight: 700;
  letter-spacing: -0.02em;
}

.cta-band p {
  margin: 0 auto 32px;
  font-size: 16px;
  opacity: 0.92;
  max-width: 600px;
}

.cta-band .cta-primary-grad {
  background: #fff;
  color: #4F6BFF;
  box-shadow: 0 10px 28px rgba(0, 0, 0, 0.18);
}

.cta-band .cta-primary-grad:hover {
  background: #fff;
  color: #4F6BFF;
  box-shadow: 0 16px 36px rgba(0, 0, 0, 0.24);
}

.cta-band .cta-arrow-circle {
  background: linear-gradient(135deg, #4F6BFF, #b66dff);
  color: #fff;
}

.cta-band-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  flex-wrap: wrap;
}

.cta-band-actions .contact-secondary,
.cta-band button.contact-secondary {
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.4);
  color: #fff;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 22px;
  border-radius: 999px;
  font: inherit;
  font-size: 15px;
  font-weight: 700;
  cursor: pointer;
  transition: background 0.2s ease, border-color 0.2s ease;
}

.cta-band-actions .contact-secondary:hover {
  background: rgba(255, 255, 255, 0.22);
  border-color: rgba(255, 255, 255, 0.6);
}

/* ========== Modal ========== */
.modal-mask {
  position: fixed;
  inset: 0;
  z-index: 1000;
  background: rgba(5, 8, 22, 0.6);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  display: none;
  align-items: center;
  justify-content: center;
  padding: 24px;
  animation: modalFade 0.3s ease;
}

.modal-mask.open { display: flex; }

@keyframes modalFade {
  from { opacity: 0; }
  to { opacity: 1; }
}

.modal-box {
  background: #fff;
  border-radius: 24px;
  padding: 40px;
  max-width: 520px;
  width: 100%;
  position: relative;
  box-shadow: 0 40px 80px rgba(0, 0, 0, 0.4);
  animation: modalUp 0.4s cubic-bezier(0.22, 1, 0.36, 1);
  max-height: 90vh;
  overflow-y: auto;
}

@keyframes modalUp {
  from { opacity: 0; transform: translateY(20px) scale(0.96); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}

.modal-close {
  position: absolute;
  top: 16px;
  right: 16px;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: #f0f0f5;
  border: none;
  cursor: pointer;
  font-size: 16px;
  color: #4a4a6a;
  display: grid;
  place-items: center;
}

.modal-close:hover { background: #e0e0ea; }

.modal-box h3 {
  margin: 0 0 8px;
  font-size: 24px;
  font-weight: 700;
  color: var(--ink);
}

.modal-box p.modal-sub {
  margin: 0 0 28px;
  font-size: 14px;
  color: #6a6a8a;
}

.form-field { margin-bottom: 18px; }

.form-field label {
  display: block;
  margin-bottom: 8px;
  font-size: 13px;
  font-weight: 600;
  color: var(--ink-2);
}

.form-field input,
.form-field select {
  width: 100%;
  height: 48px;
  padding: 0 16px;
  border: 1px solid #e0e0ea;
  border-radius: 12px;
  font-size: 15px;
  font-family: inherit;
  color: var(--ink);
  background: #fff;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.form-field input:focus,
.form-field select:focus {
  outline: none;
  border-color: #4F6BFF;
  box-shadow: 0 0 0 4px rgba(79, 107, 255, 0.12);
}

.form-submit {
  width: 100%;
  height: 52px;
  border: none;
  border-radius: 12px;
  background: linear-gradient(135deg, #4F6BFF 0%, #b66dff 100%);
  color: #fff;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  margin-top: 8px;
  font-family: inherit;
  box-shadow: 0 8px 24px rgba(79, 107, 255, 0.32);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.form-submit:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 32px rgba(79, 107, 255, 0.45);
}

.form-submit:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none;
}

.report-loading {
  text-align: center;
  padding: 20px 0;
}

.report-loading-spinner {
  width: 48px;
  height: 48px;
  margin: 0 auto 20px;
  border: 4px solid #f0f0f5;
  border-top-color: #4F6BFF;
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

@keyframes spin { to { transform: rotate(360deg); } }

.report-loading-text {
  font-size: 14px;
  color: #4a4a6a;
}

.report-loading-text strong { color: #4F6BFF; }

.report-loading-bar {
  height: 6px;
  background: #f0f0f5;
  border-radius: 999px;
  margin-top: 16px;
  overflow: hidden;
}

.report-loading-bar-fill {
  height: 100%;
  background: linear-gradient(90deg, #4F6BFF, #b66dff);
  border-radius: 999px;
  width: 0%;
  transition: width 0.3s ease;
}

.report-result h4 {
  margin: 0 0 8px;
  font-size: 18px;
  font-weight: 700;
  color: var(--ink);
}

.report-score {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin: 16px 0 24px;
  padding: 20px;
  background: linear-gradient(135deg, rgba(79, 107, 255, 0.08), rgba(182, 109, 255, 0.08));
  border-radius: 12px;
}

.report-score-num {
  font-size: 48px;
  font-weight: 800;
  background: linear-gradient(135deg, #4F6BFF, #b66dff);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  line-height: 1;
}

.report-score-info {
  flex: 1;
  font-size: 13px;
  color: #4a4a6a;
  line-height: 1.6;
}

.report-list {
  list-style: none;
  margin: 0 0 24px;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.report-list li {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  font-size: 13px;
  line-height: 1.6;
  color: var(--ink-2);
  padding: 10px 12px;
  background: #f8f9ff;
  border-radius: 8px;
}

.report-list li .ri {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-size: 10px;
  flex-shrink: 0;
  margin-top: 1px;
}

.report-list li.warn .ri { background: #fff3e0; color: #ff8c42; }
.report-list li.bad .ri { background: #ffe5e5; color: #ff5b5d; }
.report-list li.good .ri { background: #e0f5e8; color: #24c88e; }

.report-cta {
  display: flex;
  gap: 10px;
}

.report-cta .btn-1 {
  flex: 1;
  height: 44px;
  border-radius: 10px;
  font-size: 14px;
  font-weight: 600;
  border: none;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #4F6BFF, #b66dff);
  color: #fff;
  font-family: inherit;
}

.report-cta .btn-2 {
  flex: 1;
  height: 44px;
  border-radius: 10px;
  font-size: 14px;
  font-weight: 600;
  border: 1px solid #e0e0ea;
  cursor: pointer;
  background: #fff;
  color: var(--ink-2);
  font-family: inherit;
}

/* ========== 产品能力：场景策略 ========== */
.prod-strategy {
  position: relative;
  padding: 100px 0;
  overflow: hidden;
  background:
    radial-gradient(ellipse 50% 60% at 85% 30%, rgba(200, 180, 255, 0.35), transparent 60%),
    radial-gradient(ellipse 40% 50% at 10% 80%, rgba(180, 210, 255, 0.3), transparent 55%),
    #fafbff;
}

.prod-strategy-inner {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 48px;
  align-items: center;
}

.prod-strategy-copy h2 {
  margin: 0 0 18px;
  font-size: clamp(32px, 4vw, 46px);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.03em;
  color: var(--ink);
}

.prod-strategy-copy p {
  margin: 0 0 28px;
  font-size: 16px;
  line-height: 1.8;
  color: #4a4a6a;
  max-width: 460px;
}

.prod-strategy-visual {
  position: relative;
  min-height: 380px;
}

.ps-card {
  position: absolute;
  border-radius: 18px;
  box-shadow: 0 16px 40px rgba(80, 90, 140, 0.12);
  background: #fff;
}

.ps-editor {
  left: 4%;
  top: 8%;
  width: 48%;
  padding: 16px;
  z-index: 2;
}

.ps-lines { display: flex; flex-direction: column; gap: 8px; margin-bottom: 12px; }
.ps-lines i { height: 8px; border-radius: 4px; background: #e8eaf0; display: block; width: 80%; }
.ps-lines i.short { width: 50%; }

.ps-media {
  position: relative;
  height: 120px;
  border-radius: 12px;
  overflow: hidden;
  margin-bottom: 12px;
}

.ps-wave {
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, #60a5fa, #a78bfa 40%, #f472b6 70%, #fbbf24);
  opacity: 0.9;
}

.ps-crop {
  position: absolute;
  inset: 18% 16%;
  border: 2px solid #3b82f6;
  border-radius: 4px;
  box-shadow: 0 0 0 1px rgba(255,255,255,0.5);
}

.ps-crop::before,
.ps-crop::after {
  content: "";
  position: absolute;
  width: 8px; height: 8px;
  background: #fff;
  border: 2px solid #3b82f6;
}
.ps-crop::before { top: -5px; left: -5px; }
.ps-crop::after { bottom: -5px; right: -5px; }

.ps-toolbar {
  display: flex;
  align-items: center;
  gap: 8px;
}

.ps-toolbar span {
  width: 22px; height: 22px;
  border-radius: 50%;
}
.ps-toolbar .c1 { background: #8b5cf6; }
.ps-toolbar .c2 { background: #f97316; }
.ps-toolbar .c3 { background: #38bdf8; }
.ps-toolbar .c4 { background: #ec4899; }

.ps-trend {
  right: 2%;
  top: 0;
  width: 46%;
  padding: 18px;
  background: linear-gradient(145deg, #4c1d95, #6366f1 55%, #3b82f6);
  color: #fff;
  z-index: 3;
}

.ps-trend span {
  font-size: 12px;
  opacity: 0.85;
}

.ps-trend strong {
  display: block;
  font-size: 28px;
  margin: 6px 0 10px;
  letter-spacing: -0.02em;
}

.ps-trend svg {
  width: 100%;
  height: 56px;
  display: block;
}

.ps-files {
  right: 6%;
  bottom: 8%;
  width: 44%;
  padding: 16px;
  z-index: 2;
}

.ps-badges {
  display: flex;
  gap: 8px;
  margin-bottom: 14px;
}

.ps-badges span,
.fbadge {
  padding: 4px 8px;
  border-radius: 6px;
  font-size: 11px;
  font-weight: 700;
  color: #fff;
}

.ps-badges .pdf, .fbadge.pdf { background: #ef4444; }
.ps-badges .docx, .fbadge.docx { background: #3b82f6; }
.ps-badges .ppt, .fbadge.ppt { background: #f97316; }

.ps-progress {
  display: flex;
  align-items: center;
  gap: 10px;
}

.ps-doc-ico {
  width: 28px; height: 32px;
  border-radius: 4px;
  background: linear-gradient(180deg, #e2e8f0, #cbd5e1);
  flex-shrink: 0;
}

.ps-bar {
  flex: 1;
  height: 8px;
  background: #f1f5f9;
  border-radius: 999px;
  overflow: hidden;
}

.ps-bar i {
  display: block;
  height: 100%;
  background: linear-gradient(90deg, #3b82f6, #ec4899);
  border-radius: 999px;
}

.ps-progress em {
  font-style: normal;
  font-size: 12px;
  font-weight: 700;
  color: #64748b;
}

/* ========== GEO 价值三卡 ========== */
.prod-value {
  padding: 100px 0;
  background: #fff;
}

.prod-value-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 48px;
}

.prod-value-card {
  border-radius: 24px;
  padding: 32px 28px;
  color: #fff;
  min-height: 280px;
  display: flex;
  flex-direction: column;
  transition: transform 0.35s ease;
}

.prod-value-card:hover { transform: translateY(-6px); }
.prod-value-card.purple { background: #7B61FF; }
.prod-value-card.orange { background: #F9A825; }
.prod-value-card.pink { background: #E91E63; }

.pvc-icon {
  width: 48px; height: 48px;
  border-radius: 14px;
  background: #fff;
  display: grid;
  place-items: center;
  margin-bottom: 22px;
}

.prod-value-card h3 {
  margin: 0 0 14px;
  font-size: 20px;
  font-weight: 700;
  line-height: 1.35;
  color: #fff;
}

.prod-value-card p {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  opacity: 0.95;
}

/* ========== 四步卡片 ========== */
.prod-steps {
  padding: 100px 0;
  background: #f7f8fc;
}

.prod-steps-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin-top: 48px;
}

.prod-step-card {
  background: #fff;
  border-radius: 24px;
  overflow: hidden;
  box-shadow: 0 12px 40px rgba(20, 30, 60, 0.06);
  border: 1px solid rgba(0, 0, 0, 0.04);
  display: flex;
  flex-direction: column;
}

.psc-visual {
  position: relative;
  height: 200px;
  display: grid;
  place-items: center;
  background:
    radial-gradient(circle at 50% 60%, rgba(255,255,255,0.9), transparent 55%),
    linear-gradient(180deg, #eef2ff 0%, #f8fafc 100%);
  overflow: hidden;
}

.psc-visual::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(100,120,180,0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(100,120,180,0.06) 1px, transparent 1px);
  background-size: 24px 24px;
  mask-image: radial-gradient(circle at 50% 50%, black, transparent 75%);
}

.psc-v3 { background: linear-gradient(180deg, #e0f2fe 0%, #f0f9ff 100%); }
.psc-v4 { background: linear-gradient(180deg, #e0f2fe 0%, #f8fafc 100%); }

.psc-core {
  position: relative;
  z-index: 2;
  width: 72px; height: 72px;
  border-radius: 20px;
  display: grid;
  place-items: center;
  box-shadow: 0 12px 28px rgba(0,0,0,0.15);
}

.psc-core.purple { background: linear-gradient(135deg, #7c3aed, #a78bfa); }
.psc-core.orange { background: linear-gradient(135deg, #f97316, #fb923c); }
.psc-core.blue { background: linear-gradient(135deg, #0084FF, #38bdf8); }
.psc-core.cyan { background: linear-gradient(135deg, #0ea5e9, #67e8f9); border-radius: 50%; }

.psc-logo {
  position: absolute;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  padding: 6px 8px;
  background: #fff;
  border-radius: 12px;
  box-shadow: 0 4px 14px rgba(0,0,0,0.1);
  animation: floatY 4.5s ease-in-out infinite;
}

.psc-logo img {
  width: 28px;
  height: 28px;
  object-fit: contain;
  border-radius: 8px;
}

.psc-logo span {
  font-size: 10px;
  font-weight: 700;
  color: #334155;
  white-space: nowrap;
}

.psc-logo.o1 { top: 20px; left: 12%; animation-delay: 0s; }
.psc-logo.o2 { top: 16px; right: 12%; animation-delay: 0.6s; }
.psc-logo.o3 { bottom: 28px; left: 16%; animation-delay: 1.2s; }
.psc-logo.o4 { bottom: 24px; right: 14%; animation-delay: 1.8s; }

.psc-orbit img {
  /* legacy fallback */
  display: none;
}

.psc-v2 .fbadge {
  position: absolute;
  z-index: 1;
  box-shadow: 0 4px 12px rgba(0,0,0,0.12);
}
.psc-v2 .fbadge.pdf { top: 36px; left: 22%; }
.psc-v2 .fbadge.docx { top: 28px; right: 24%; }
.psc-v2 .fbadge.ppt { bottom: 40px; left: 28%; }

.psc-platforms {
  position: absolute;
  inset: 20px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-content: flex-start;
  justify-content: center;
  z-index: 1;
  padding-top: 8px;
}

.psc-platforms span {
  background: #fff;
  padding: 5px 10px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 600;
  color: #334155;
  box-shadow: 0 2px 8px rgba(0,100,200,0.08);
  display: inline-flex;
  align-items: center;
  gap: 5px;
}

.psc-platforms span img {
  width: 14px;
  height: 14px;
  object-fit: contain;
  border-radius: 3px;
}

.psc-blur-ui {
  position: absolute;
  inset: 24px 32px;
  background: rgba(255,255,255,0.7);
  border-radius: 12px;
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  filter: blur(0.5px);
  opacity: 0.7;
  z-index: 1;
}

.psc-blur-ui span {
  height: 14px;
  border-radius: 4px;
  background: #cbd5e1;
  width: 60%;
  font-size: 0;
}

.psc-blur-ui span:last-child { width: 40%; }

.psc-body {
  padding: 28px 28px 32px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  flex: 1;
}

.psc-body h3 {
  margin: 0;
  font-size: 20px;
  font-weight: 700;
  color: var(--ink);
}

.psc-bring {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: #4a4a6a;
}

.psc-bring strong {
  color: var(--ink);
}

.psc-get {
  margin-top: auto;
  background: #f4f6fb;
  border-radius: 14px;
  padding: 16px 18px;
}

.psc-get h4 {
  margin: 0 0 10px;
  font-size: 13px;
  font-weight: 700;
  color: var(--ink);
}

.psc-get ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.psc-get li {
  display: flex;
  gap: 8px;
  font-size: 13px;
  line-height: 1.55;
  color: #3d3d5c;
}

.psc-get li::before {
  content: "";
  width: 16px; height: 16px;
  flex-shrink: 0;
  margin-top: 2px;
  background-image: url("data:image/svg+xml,%3Csvg width='16' height='16' viewBox='0 0 16 16' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Ccircle cx='8' cy='8' r='8' fill='%234F6BFF' fill-opacity='0.15'/%3E%3Cpath d='M4.5 8L7 10.5L11.5 5.5' stroke='%234F6BFF' stroke-width='1.6' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-size: contain;
}

/* ========== 行业方案 ========== */
.prod-industries {
  padding: 100px 0;
  background: #fff;
}

.prod-ind-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-top: 48px;
}

.prod-ind-card {
  background: #f5f6fa;
  border-radius: 20px;
  overflow: hidden;
  padding-bottom: 24px;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.prod-ind-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 40px rgba(20, 30, 60, 0.08);
}

.pic-visual {
  height: 140px;
  position: relative;
  display: grid;
  place-items: center;
  overflow: hidden;
}

.pic-tech {
  background: linear-gradient(160deg, #0f172a, #1e3a8a);
}

.pic-3d {
  width: 64px; height: 64px;
  background: linear-gradient(145deg, rgba(96,165,250,0.9), rgba(59,130,246,0.4));
  border-radius: 12px;
  transform: rotateX(20deg) rotateZ(-20deg);
  box-shadow: 0 20px 40px rgba(249,115,22,0.35), 0 0 0 20px rgba(249,115,22,0.08);
}

.pic-shop {
  background: linear-gradient(160deg, #fff1f2, #fecdd3);
}

.pic-cart {
  width: 70px; height: 56px;
  background: #ef4444;
  border-radius: 8px 8px 4px 4px;
  position: relative;
  box-shadow: 0 12px 24px rgba(239,68,68,0.3);
}

.pic-cart::before {
  content: "";
  position: absolute;
  top: -10px; left: 10px; right: 10px;
  height: 20px;
  background: #fff;
  border-radius: 4px;
  box-shadow: 8px -6px 0 #fbbf24, -8px -4px 0 #fde68a;
}

.pic-edu {
  background: linear-gradient(160deg, #fff7ed, #ffedd5);
}

.pic-books {
  width: 72px; height: 48px;
  background: linear-gradient(90deg, #f97316 0 33%, #3b82f6 33% 66%, #34d399 66%);
  border-radius: 4px;
  box-shadow: 0 10px 20px rgba(0,0,0,0.1);
  transform: perspective(200px) rotateY(-12deg);
}

.pic-global {
  background: linear-gradient(160deg, #0f172a, #312e81);
}

.pic-ai-orb {
  width: 72px; height: 72px;
  border-radius: 18px;
  background: radial-gradient(circle at 30% 30%, #60a5fa, #4f46e5);
  color: #fff;
  font-weight: 800;
  font-size: 22px;
  display: grid;
  place-items: center;
  box-shadow: 0 0 40px rgba(99,102,241,0.5);
}

.pic-icon {
  width: 36px; height: 36px;
  border-radius: 10px;
  display: grid;
  place-items: center;
  margin: -18px 0 14px 20px;
  position: relative;
  z-index: 1;
  box-shadow: 0 4px 12px rgba(0,0,0,0.12);
}

.pic-icon.b1 { background: linear-gradient(135deg, #7c3aed, #a78bfa); }
.pic-icon.b2 { background: linear-gradient(135deg, #f97316, #fbbf24); }
.pic-icon.b3 { background: linear-gradient(135deg, #2563eb, #38bdf8); }
.pic-icon.b4 { background: linear-gradient(135deg, #7c3aed, #ec4899); }

.prod-ind-card h3 {
  margin: 0 20px 10px;
  font-size: 17px;
  font-weight: 700;
  color: var(--ink);
}

.prod-ind-card > p {
  margin: 0 20px 14px;
  font-size: 13px;
  line-height: 1.7;
  color: #5a5a6e;
}

.prod-ind-card ul {
  list-style: none;
  margin: 0 20px;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.prod-ind-card li {
  position: relative;
  padding-left: 14px;
  font-size: 12.5px;
  line-height: 1.55;
  color: #3d3d5c;
}

.prod-ind-card li::before {
  content: "";
  position: absolute;
  left: 0; top: 7px;
  width: 6px; height: 6px;
  border-radius: 50%;
  background: #4F6BFF;
}

/* ========== 全链路四能力（高保真） ========== */
.chain-head {
  padding: 80px 0 24px;
  background: #fff;
}

.chain-head .sec-head { margin-bottom: 0; }

.feat-monitor {
  padding: 24px 0 80px;
  background: #fff;
}

.fm-card {
  position: relative;
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  gap: 40px;
  align-items: center;
  padding: 48px 52px;
  border-radius: 32px;
  color: #fff;
  background: linear-gradient(155deg, #0b0b22 0%, #161338 48%, #1a1450 100%);
  box-shadow: 0 40px 80px rgba(20, 15, 50, 0.35);
  overflow: hidden;
}

.fm-card::before {
  content: "";
  position: absolute;
  top: -40%; right: -15%;
  width: 520px; height: 520px;
  background: radial-gradient(circle, rgba(124, 58, 237, 0.35), transparent 60%);
  pointer-events: none;
}

.fm-left, .fm-right { position: relative; z-index: 1; }

.fm-icon {
  width: 48px; height: 48px;
  border-radius: 12px;
  background: linear-gradient(135deg, #7c3aed, #a78bfa);
  display: grid; place-items: center;
  margin-bottom: 20px;
}

.fm-left h2 {
  margin: 0 0 10px;
  font-size: 30px;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.fm-left h3 {
  margin: 0 0 14px;
  font-size: 17px;
  font-weight: 600;
  color: rgba(255,255,255,0.88);
}

.fm-lead {
  margin: 0 0 20px;
  font-size: 14px;
  line-height: 1.8;
  color: rgba(255,255,255,0.72);
}

.fm-list {
  list-style: none;
  margin: 0 0 22px;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.fm-list li {
  display: flex;
  gap: 10px;
  font-size: 13.5px;
  line-height: 1.65;
  color: rgba(255,255,255,0.9);
}

.fm-list li::before {
  content: "✓";
  flex-shrink: 0;
  width: 20px; height: 20px;
  border-radius: 50%;
  background: rgba(167, 139, 250, 0.22);
  color: #c4b5fd;
  font-size: 11px;
  font-weight: 700;
  display: grid;
  place-items: center;
  margin-top: 1px;
}

.fm-quote {
  margin: 0;
  font-size: 13px;
  font-style: italic;
  color: rgba(255,255,255,0.55);
}

.fm-engines {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
  margin-bottom: 14px;
}

.fm-eng {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  width: 52px;
}

.fm-eng img {
  width: 40px; height: 40px;
  border-radius: 50%;
  background: #fff;
  padding: 6px;
  object-fit: contain;
  box-shadow: 0 4px 12px rgba(0,0,0,0.25);
}

.fm-eng span {
  font-size: 10px;
  font-weight: 600;
  color: rgba(255,255,255,0.75);
  white-space: nowrap;
}

.fm-agent {
  background: rgba(230, 232, 240, 0.96);
  border-radius: 16px;
  padding: 14px 16px 16px;
  color: #1a1a2e;
  margin-bottom: 16px;
}

.fm-agent-label {
  font-size: 11px;
  font-weight: 700;
  color: #6b7280;
}

.fm-agent-q {
  margin: 10px 0 12px;
  text-align: center;
  font-size: 15px;
  font-weight: 600;
}

.fm-agent-input {
  display: flex;
  align-items: center;
  gap: 10px;
  background: #fff;
  border: 1.5px solid #8B6DFF;
  border-radius: 999px;
  padding: 8px 8px 8px 16px;
  font-size: 12px;
  color: #555;
}

.fm-agent-input span {
  flex: 1;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.fm-agent-input button {
  width: 30px; height: 30px;
  border: none;
  border-radius: 50%;
  background: #8B6DFF;
  display: grid;
  place-items: center;
  cursor: default;
  flex-shrink: 0;
}

.fm-dash {
  position: relative;
  min-height: 260px;
}

.fm-cite {
  width: 70%;
  background: #2a1f55;
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 16px;
  padding: 16px;
  position: relative;
  z-index: 1;
}

.fm-cite h4 {
  margin: 0 0 12px;
  font-size: 13px;
  font-weight: 700;
}

.fm-cite-row {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 8px;
  font-size: 11px;
}

.fm-cite-name {
  width: 78px;
  display: flex;
  align-items: center;
  gap: 5px;
  color: rgba(255,255,255,0.8);
  flex-shrink: 0;
}

.fm-cite-name img {
  width: 16px; height: 16px;
  border-radius: 4px;
  background: #fff;
  object-fit: contain;
}

.fm-bar {
  flex: 1;
  height: 6px;
  background: rgba(255,255,255,0.1);
  border-radius: 999px;
  overflow: hidden;
}

.fm-bar i {
  display: block;
  height: 100%;
  background: linear-gradient(90deg, #8B6DFF, #c4b5fd);
  border-radius: 999px;
}

.fm-bar.green i { background: linear-gradient(90deg, #22c55e, #86efac); }
.fm-bar.light i { background: linear-gradient(90deg, #a78bfa, #e9d5ff); }

.fm-cite-row em {
  font-style: normal;
  width: 78px;
  text-align: right;
  font-size: 10px;
  color: rgba(255,255,255,0.75);
  flex-shrink: 0;
}

.fm-cite-trend {
  margin-top: 12px;
  padding-top: 10px;
  border-top: 1px solid rgba(255,255,255,0.08);
}

.fm-cite-trend > span {
  font-size: 11px;
  color: rgba(255,255,255,0.6);
}

.fm-mini-bars {
  display: flex;
  align-items: flex-end;
  gap: 5px;
  height: 36px;
  margin-top: 8px;
}

.fm-mini-bars i {
  flex: 1;
  background: linear-gradient(180deg, #a78bfa, #6d28d9);
  border-radius: 3px 3px 0 0;
  opacity: 0.9;
}

.fm-vis {
  position: absolute;
  right: 0;
  top: 28px;
  width: 56%;
  background: linear-gradient(160deg, #eef6ff 0%, #f8fbff 100%);
  border-radius: 16px;
  padding: 16px;
  color: #1a1a2e;
  box-shadow: 0 16px 40px rgba(0,0,0,0.28);
  z-index: 2;
}

.fm-vis h4 {
  margin: 0 0 12px;
  font-size: 13px;
  font-weight: 700;
}

.fm-vis-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin-bottom: 12px;
}

.fm-vis-grid div {
  background: rgba(34, 197, 94, 0.08);
  border-radius: 8px;
  padding: 8px;
  text-align: center;
}

.fm-vis-grid strong {
  display: block;
  font-size: 16px;
  color: #16a34a;
  line-height: 1.2;
}

.fm-vis-grid span {
  font-size: 10px;
  color: #6b7280;
}

.fm-vis-chart span {
  font-size: 11px;
  color: #6b7280;
}

.fm-vis-chart svg {
  width: 100%;
  height: 52px;
  display: block;
  margin-top: 4px;
}

.fm-spark {
  position: absolute;
  top: 12px;
  right: 14px;
  color: #c084fc;
  font-size: 14px;
}

.fm-spark.s2 {
  top: 28px;
  right: 28px;
  font-size: 10px;
  opacity: 0.7;
}

/* 通用功能双栏 */
.feat-block {
  padding: 72px 0;
}

.feat-mint {
  background: linear-gradient(180deg, #e6faf6 0%, #d4f5ee 100%);
}

.feat-sky {
  background: linear-gradient(180deg, #e6f3ff 0%, #d4eaff 100%);
}

.feat-peach {
  background: linear-gradient(180deg, #fff9f0 0%, #fff1e0 100%);
}

.feat-grid {
  display: grid;
  grid-template-columns: 1fr 1.05fr;
  gap: 56px;
  align-items: center;
}

.feat-grid.reverse .feat-copy { order: 2; }
.feat-grid.reverse .feat-visual { order: 1; }

.feat-ico {
  width: 52px; height: 52px;
  border-radius: 14px;
  display: grid;
  place-items: center;
  margin-bottom: 20px;
}

.feat-ico.mint { background: linear-gradient(135deg, #0d9488, #14b8a6); }
.feat-ico.sky { background: linear-gradient(135deg, #0084FF, #38bdf8); }
.feat-ico.peach { background: linear-gradient(135deg, #f97316, #fb923c); }

.feat-copy h2 {
  margin: 0 0 10px;
  font-size: 30px;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--ink);
}

.feat-copy h3 {
  margin: 0 0 16px;
  font-size: 17px;
  font-weight: 600;
  color: #3d3d5c;
}

.feat-copy > p {
  margin: 0 0 20px;
  font-size: 15px;
  line-height: 1.8;
  color: #4a4a6a;
}

.feat-checks {
  list-style: none;
  margin: 0 0 22px;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.feat-checks li {
  display: flex;
  gap: 10px;
  font-size: 14px;
  line-height: 1.6;
  color: var(--ink-2);
}

.feat-checks li::before {
  content: "";
  width: 18px; height: 18px;
  flex-shrink: 0;
  margin-top: 2px;
  background-image: url("data:image/svg+xml,%3Csvg width='18' height='18' viewBox='0 0 18 18' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Ccircle cx='9' cy='9' r='9' fill='%234F6BFF' fill-opacity='0.15'/%3E%3Cpath d='M5 9L8 12L13 6' stroke='%234F6BFF' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-size: contain;
}

.feat-quote {
  margin: 0;
  font-size: 13px;
  font-style: italic;
  color: #6a6a8a;
}

.feat-visual {
  position: relative;
  min-height: 420px;
}

/* 内容生产 mockup */
.cg-stage {
  position: relative;
  max-width: 460px;
  margin-inline: auto;
  min-height: 420px;
}

.cg-files {
  position: absolute;
  top: 0;
  right: 8%;
  display: flex;
  gap: 8px;
  z-index: 3;
}

.cg-file {
  padding: 6px 10px;
  border-radius: 8px;
  font-size: 11px;
  font-weight: 700;
  color: #fff;
  box-shadow: 0 6px 16px rgba(0,0,0,0.12);
}

.cg-file.pdf { background: #ef4444; }
.cg-file.docx { background: #3b82f6; }
.cg-file.ppt { background: #f97316; }

.cg-arrow {
  position: absolute;
  top: 36px;
  right: 18%;
  width: 70px;
  height: 36px;
  z-index: 2;
  opacity: 0.85;
}

.cg-config {
  position: relative;
  margin-top: 48px;
  background: #fff;
  border-radius: 16px;
  padding: 20px;
  box-shadow: 0 20px 50px rgba(0,0,0,0.1);
  z-index: 1;
}

.cg-config-head {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
  font-size: 14px;
  font-weight: 600;
  color: #c026d3;
}

.cg-ai {
  width: 28px; height: 28px;
  border-radius: 50%;
  background: linear-gradient(135deg, #8B6DFF, #c084fc);
  color: #fff;
  font-size: 11px;
  font-weight: 700;
  display: grid;
  place-items: center;
}

.cg-config dl {
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.cg-config dl > div {
  display: grid;
  grid-template-columns: 110px 1fr;
  gap: 8px;
  font-size: 12px;
}

.cg-config dt { color: #9aa3b8; font-weight: 500; }
.cg-config dd { margin: 0; color: #334155; font-weight: 500; }

.cg-output {
  position: absolute;
  right: -2%;
  bottom: 0;
  width: 74%;
  background: linear-gradient(145deg, #ccfbf1 0%, #a5f3fc 100%);
  border-radius: 14px;
  padding: 16px;
  box-shadow: 0 16px 40px rgba(13, 148, 136, 0.2);
  z-index: 2;
}

.cg-output h4 {
  margin: 0 0 8px;
  font-size: 13px;
  font-weight: 700;
  color: #134e4a;
  line-height: 1.4;
}

.cg-output p {
  margin: 0 0 10px;
  font-size: 11px;
  line-height: 1.65;
  color: #334155;
}

.cg-thumb {
  width: 56px; height: 44px;
  border-radius: 10px;
  background: rgba(255,255,255,0.7);
  display: grid;
  place-items: center;
}

/* 分发 mockup */
.dist-stage {
  position: relative;
  max-width: 480px;
  margin-inline: auto;
  min-height: 420px;
}

.dist-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: flex-end;
  margin-bottom: 14px;
}

.dp {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: #fff;
  border-radius: 999px;
  padding: 6px 12px 6px 6px;
  font-size: 12px;
  font-weight: 600;
  color: #334155;
  box-shadow: 0 4px 12px rgba(0, 100, 200, 0.08);
}

.dp i {
  width: 22px; height: 22px;
  border-radius: 6px;
  display: grid;
  place-items: center;
  font-style: normal;
  font-size: 10px;
  font-weight: 800;
  color: #fff;
}

.dp-bjh { background: #2563eb; }
.dp-tt { background: #ef4444; }
.dp-zh { background: #1d4ed8; }
.dp-sh { background: #f97316; }
.dp-cs { background: #dc2626; }
.dp-js { background: #e11d48; }
.dp-wx { background: #22c55e; }

.dist-panel {
  background: #fff;
  border-radius: 18px;
  padding: 20px;
  box-shadow: 0 20px 50px rgba(0, 80, 180, 0.12);
  position: relative;
  z-index: 1;
  max-width: 360px;
}

.dist-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
}

.dist-brand {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 700;
  font-size: 14px;
}

.dist-brand i {
  width: 22px; height: 22px;
  border-radius: 6px;
  background: linear-gradient(135deg, #4F6BFF, #8B6DFF);
  display: block;
}

.dist-live {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  color: #64748b;
}

.dist-live i {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: #22c55e;
  box-shadow: 0 0 0 3px rgba(34,197,94,0.2);
}

.dist-bar {
  height: 6px;
  background: #eef2ff;
  border-radius: 999px;
  overflow: hidden;
  margin-bottom: 14px;
}

.dist-bar div {
  height: 100%;
  background: linear-gradient(90deg, #0084FF, #38bdf8);
  border-radius: 999px;
}

.dist-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 6px;
  margin-bottom: 14px;
}

.dist-stats div {
  background: #f8fafc;
  border-radius: 8px;
  padding: 8px 4px;
  text-align: center;
}

.dist-stats em {
  display: block;
  font-style: normal;
  font-weight: 700;
  font-size: 14px;
  color: #0084FF;
}

.dist-stats .ok em { color: #16a34a; }
.dist-stats .bad em { color: #ef4444; }

.dist-stats span {
  font-size: 10px;
  color: #94a3b8;
}

.dist-logs h5 {
  margin: 0 0 8px;
  font-size: 12px;
  color: #64748b;
}

.dl {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  padding: 6px 0;
  border-bottom: 1px solid #f1f5f9;
  color: #475569;
}

.dl time {
  color: #94a3b8;
  font-variant-numeric: tabular-nums;
  width: 58px;
  flex-shrink: 0;
}

.dl i {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: #22c55e;
  flex-shrink: 0;
}

.dl .ph {
  display: block;
  height: 8px;
  width: 70%;
  border-radius: 4px;
  background: #e2e8f0;
}

.dl.muted { opacity: 0.7; }

.dist-screen {
  position: absolute;
  right: 0;
  bottom: 48px;
  width: 110px;
  height: 88px;
  background: linear-gradient(145deg, #38bdf8, #0084FF);
  border-radius: 12px 12px 4px 4px;
  display: grid;
  place-items: center;
  box-shadow: 0 16px 32px rgba(0, 132, 255, 0.3);
  z-index: 2;
}

.dist-screen::after {
  content: "";
  position: absolute;
  bottom: -10px;
  width: 48px;
  height: 8px;
  background: #94a3b8;
  border-radius: 4px;
}

.ds-face {
  width: 64%;
  height: 52%;
  background: rgba(255,255,255,0.25);
  border-radius: 6px;
  display: grid;
  place-items: center;
  font-size: 22px;
  color: #fff;
}

/* 优化 mockup */
.opt-stage {
  position: relative;
  max-width: 480px;
  margin-inline: auto;
  min-height: 460px;
}

.opt-back {
  position: absolute;
  top: 0; left: 0;
  width: 78%;
  background: #fff;
  border-radius: 16px;
  padding: 18px;
  box-shadow: 0 12px 36px rgba(0,0,0,0.08);
  z-index: 1;
}

.opt-back h4 {
  margin: 0 0 12px;
  font-size: 14px;
  font-weight: 700;
}

.opt-field { margin-bottom: 10px; }

.opt-field label {
  display: inline-block;
  font-size: 11px;
  color: #94a3b8;
  background: #f1f5f9;
  padding: 2px 8px;
  border-radius: 999px;
  margin-bottom: 4px;
}

.opt-field p {
  margin: 0;
  font-size: 12px;
  color: #334155;
  line-height: 1.5;
}

.opt-ph {
  height: 28px;
  border-radius: 8px;
  background: #f8fafc;
  border: 1px solid #eef2f7;
}

.opt-ph.short { width: 60%; }

.opt-mid {
  position: absolute;
  top: 86px;
  right: 0;
  width: 68%;
  background: rgba(237, 231, 246, 0.95);
  backdrop-filter: blur(10px);
  border-radius: 16px;
  padding: 16px;
  box-shadow: 0 12px 32px rgba(100, 60, 180, 0.1);
  z-index: 2;
}

.opt-mid h5 {
  margin: 0 0 8px;
  font-size: 12px;
  font-weight: 700;
  color: #5b21b6;
}

.opt-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 12px;
}

.opt-tags span {
  background: rgba(59, 130, 246, 0.12);
  color: #2563eb;
  font-size: 11px;
  padding: 4px 10px;
  border-radius: 999px;
  font-weight: 500;
}

.opt-mid ol {
  margin: 0;
  padding-left: 18px;
  font-size: 11.5px;
  color: #334155;
  line-height: 1.7;
}

.opt-front {
  position: absolute;
  top: 230px;
  left: 2%;
  width: 94%;
  background: #fff;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 16px 40px rgba(0,0,0,0.1);
  z-index: 3;
}

.opt-front-hd {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 16px;
  background: #ede7f6;
  font-size: 13px;
  font-weight: 700;
  color: #5b21b6;
}

.opt-ico-sm {
  width: 28px; height: 28px;
  border-radius: 50%;
  background: #fff;
  display: grid;
  place-items: center;
}

.opt-sparks {
  margin-left: auto;
  color: #c084fc;
  font-size: 12px;
  letter-spacing: 4px;
}

.opt-metrics {
  display: flex;
  gap: 16px;
  padding: 12px 16px;
  border-bottom: 1px solid #f1f5f9;
}

.opt-metrics em {
  display: block;
  font-style: normal;
  font-weight: 800;
  font-size: 18px;
  color: #2563eb;
  line-height: 1.2;
}

.opt-metrics span {
  font-size: 11px;
  color: #94a3b8;
}

.opt-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 11px;
}

.opt-table th {
  text-align: left;
  padding: 8px 10px;
  color: #94a3b8;
  font-weight: 600;
  border-bottom: 1px solid #f1f5f9;
}

.opt-table td {
  padding: 8px 10px;
  color: #334155;
  border-bottom: 1px solid #f8fafc;
  vertical-align: middle;
}

.etag {
  display: inline-flex;
  align-items: center;
  gap: 3px;
  background: #eef2ff;
  color: #4F6BFF;
  padding: 2px 6px;
  border-radius: 4px;
  font-size: 10px;
  margin-right: 3px;
}

.etag img {
  width: 12px; height: 12px;
  object-fit: contain;
  border-radius: 2px;
}

.opt-table .yes { color: #16a34a; font-weight: 700; text-align: center; }
.opt-table .no { color: #ef4444; font-weight: 700; text-align: center; }

.opt-thumbup {
  position: absolute;
  right: 4%;
  bottom: 8px;
  font-size: 36px;
  filter: drop-shadow(0 8px 16px rgba(0,0,0,0.15));
  z-index: 4;
}

/* ========== Responsive ========== */
@media (max-width: 1100px) {
  .why-ai-grid { grid-template-columns: 1fr; }
  .why-card { min-height: 420px; }
  .feature-grid { grid-template-columns: 1fr; gap: 40px; }
  .feature-grid.reverse .feature-copy { order: 1; }
  .feature-grid.reverse .feature-visual { order: 2; }
  .pk-grid { grid-template-columns: 1fr; }
  .pk-mid { padding: 4px 0; }
  .audience-grid { grid-template-columns: repeat(2, 1fr); }
  .hero-float-wire { display: none; }
  .fm-card { grid-template-columns: 1fr; padding: 36px 28px; }
  .fm-dash { min-height: 300px; }
  .fm-cite { width: 78%; }
  .feat-grid { grid-template-columns: 1fr; gap: 40px; }
  .feat-grid.reverse .feat-copy { order: 1; }
  .feat-grid.reverse .feat-visual { order: 2; }
}

@media (max-width: 900px) {
  .hero-logo-block { max-width: 520px; }
  .hero-logo-row,
  .hero-logo-row-intl {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    max-width: 520px;
    gap: 10px;
  }
  .hero-logo-row .logo-chip {
    flex: 0 0 calc(25% - 8px);
    max-width: 112px;
  }
  .hero-orb { display: none; }
}

@media (max-width: 720px) {
  .hero-ai { min-height: auto; padding: 56px 0 48px; }
  .hero-float { display: none; }
  .hero-ai-ctas {
    margin-bottom: 36px;
    flex-direction: column;
    width: 100%;
    max-width: 320px;
    margin-inline: auto;
  }
  .hero-ai-ctas .cta-primary-grad,
  .hero-ai-ctas .cta-outline {
    width: 100%;
    justify-content: center;
  }
  .hero-logo-row {
    max-width: 360px;
    gap: 8px;
  }
  .hero-logo-row .logo-chip {
    flex: 0 0 calc(33.333% - 6px);
    max-width: 108px;
    padding: 12px 6px 10px;
    border-radius: 14px;
  }
  .logo-chip .logo-mark {
    width: 34px;
    height: 34px;
  }
  .logo-chip .logo-mark img,
  .logo-chip > img {
    width: 30px;
    height: 30px;
  }
  .logo-chip span { font-size: 10px; }
  .why-card { min-height: auto; padding-bottom: 24px; }
  .why-card-visual { height: 220px; }
  .why-emoji { font-size: 32px; }
  .audience-grid { grid-template-columns: 1fr; }
  .fm-card { padding: 28px 20px; border-radius: 20px; }
  .fm-cite { width: 100%; }
  .fm-vis {
    position: relative;
    top: 0;
    width: 100%;
    margin-top: 14px;
  }
  .fm-dash { min-height: 0; }
  .fm-engines { gap: 8px; }
  .fm-eng { width: 44px; }
  .fm-eng img { width: 34px; height: 34px; }
  .cg-output { position: relative; right: auto; bottom: auto; width: 100%; margin-top: 14px; }
  .cg-stage { min-height: 0; }
  .opt-stage { min-height: 0; }
  .opt-back, .opt-mid, .opt-front {
    position: relative;
    top: auto; left: auto; right: auto;
    width: 100%;
    margin-bottom: 12px;
  }
  .opt-thumbup { display: none; }
  .dist-screen { display: none; }
  .dist-panel { max-width: 100%; }
  .dist-stats { grid-template-columns: repeat(2, 1fr); }
  .dist-pills { justify-content: flex-start; }
  .feat-block { padding: 48px 0; }
  .chain-head { padding: 48px 0 8px; }
  .faq-q { padding: 18px 20px; font-size: 15px; }
  .faq-a-inner { padding: 0 20px 20px; }
  .pk-side { padding: 28px 22px; }
  .psc-logo span { font-size: 9px; }
  .psc-logo img { width: 24px; height: 24px; }
}

@media (max-width: 400px) {
  .hero-logo-row {
    max-width: 280px;
  }
  .hero-logo-row .logo-chip {
    flex: 0 0 calc(50% - 6px);
    max-width: 130px;
  }
}